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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992399565

1008Image EncodingUSTU PhysTech Cup 20003967341

1016Cube on the WalkUSU Local Contest. 19991731777

1022Genealogical TreeAutumn School Contest 20009857137

1033LabyrinthUral Championship 19995882229

1035Cross-stitchUral Championship 199910181309

1040Airline CompanyUSU Championship 20001344987

1045Funny GameUSU Local Contest. March 20002562514

1056Computer NetNEERC 2000 Central Subregional2466532

1065FrontierNEERC 20008901387

1069Prufer CodeUSU Personal Contest 20012308523

1072RoutingUSU Personal Contest 20012516480


1077Travelling Tours1056411

1080Map ColoringWinter Mathematical Festival Varna 20014829248

1085MeetingSpring School Contest 20012005591

1096Get the Right Route Plate!USU Local Contest. March 20011635687

1099Work Scheduling8561182

1106Two TeamsTetrahedron Team Online Contest May 2001560678

1109ConferenceBulgarian Online Contest September 20011760247

1119MetroAutumn School Contest 2001583875

1124MosaicUSU Championship 20011411308

1128Partition into GroupsUSU Championship 20011023424

1129Door PaintingUSU Championship 2001953455

1136ParliamentNEERC 2001 Central Subregional440599

1137Bus RoutesNEERC 2001 Central Subregional1456299

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011104394

1156Two RoundsUral Championship 2001. Round 21299336

1160NetworkNEERC 2001 Northern Subregional1487298

1162Currency ExchangeNEERC 2001 Northern Subregional980444

1176HyperchannelsUSU Personal Contest 20021197365

1182Team Them Up!NEERC 2001846515



1205By the Underground or by Foot?USU Local Contest. March 20021878234

1208Legendary Teams ContestUSU Local Contest. March 20022062213

1210Kind SpiritsAutumn School Contest 20022985149

1218Episode N-th: The Jedi TournamentUSU Championship 20021332332

1227Rally ChampionshipNEERC 2002 Central Subregional1413313

1237Evacuation PlanNEERC 2002460951

1242WerewolfUSU Personal Contest 20032125210

1250Sea BurialUSU Local Contest. March 2003617715

1254Die HardUSU Local Contest. March 2003678652

1270UnicubeUSU Championship 20031782407

1271Sailing DirectionsUSU Championship 2003854762

1272Non-Yekaterinburg SubwayUSU Championship 20032910155

1277Cops and ThievesNEERC 2003 Central Subregional563790

1280Topological SortingNEERC 2003 Central Subregional3058148

1281River BasinNEERC 2003 Central Subregional3171384

1291Gear-wheelsSpring School Contest 20041111406

1301Cube in LabyrinthUral Championship 1998608736

1314Chase in SubwayUral Championship 2004. Round 1884509

1315MDPAR and MIIARUral Championship 2004. Round 12172006

1320Graph DecompositionUral Championship 2004. Round 21484305

1323ClassmatesUral Championship 2004. Round 2542825

1325DirtUral Championship 2004. Round 2806558

1329Galactic HistoryAutumn School Contest 2004959473

1337BureaucracyAutumn School Contest 20042781592

1338AutomobilesUSU Championship 20042511764

1339BabiesUSU Championship 2004482936

1358CablesSpring School Contest 2005798570

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21962239

1367Top SecretUral Championship 2005. Round 21383117

1379Cups TransportationUral Championship 2005. Round 1637715

1392Dreaming of Stars606751

1399Economical Director2810870

1400Cellular CharactersAutumn School Contest 2005842543

1416ConfidentialUSU Championship 20051095417

1419Maps of the Island WorldsUSU Championship 20053371329

1421Credit OperationsTimus Top Coders: First Challenge807550

1434Buses in VasyukiUSU Personal Contest 20064241031

1441From the History of Gringotts BankUral Championship 20063491237

1447Portkey NetworkUral Championship 20064151045

1449Credit Operations 2Timus Top Coders: Second Challenge2981432

1450Russian PipelinesTimus Top Coders: Second Challenge1563280

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest695366

1487Chinese FootballUSU Championship 20063221273

1500Pass LicensesNEERC 2006 Eastern Subregional648639

1505Oil TransferNEERC 2006 Eastern Subregional1303001

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2911356

1533Fat HobbitsUSU Personal Contest 20073661082

1544Classmates 3Ural Championship 20073241202

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2191684

1569Networking the “Iset”USU Championship 20073591041

1575Yekaterinburg Subway 2Autumn School Contest 2007408917

1580Dean's DebtsAutumn School Contest 2007416900

1610CactusesUral Championship 20081911823

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest973296

1630TalismanUSU Championship 2008363931

1641DutiesAutumn School Contest 2008728469

1643Attack of the Dark FortressAutumn School Contest 2008744459

1651Shortest SubchainNEERC 2008 Eastern Subregional980349

1652Banking CrisisNEERC 2008 Eastern Subregional1252558

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1611992

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1891702

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest983081

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest3001073

1709Penguin-AviaUral Championship 20092131154

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional568542

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest1004300

1770The Party of Ural ChampionsUral Championship 20101751604

1806Mobile TelegraphsNEERC 2010 Eastern Subregional464588

1833Hopes of RowingUral Championship 20111012371

1837Isenbaev's NumberUral Championship 2011453558

1847ZamkadyePetrozavodsk Summer 2010. USU Contest504188

1882Old NokiaUral Regional School Programming Contest 2011882535

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional586416

1905Travel in TimeUral Championship 2012210996

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional245857

1930Ivan's CarUral Regional School Programming Contest 20121213178

1934Black SpotUral FU Championship 2012692309

1966Cycling RoadsUral FU Personal Contest 2013311620

1980Road to InvestorUral Championship 2013335568

1982Electrification PlanUral FU Championship 20131517124

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional216720

2017Best of a bad lotNEERC 2014 Eastern Subregional1461042

2030Awesome Backup SystemUral Regional School Programming Contest 2014366430

2034CaravansUral Regional School Programming Contest 2014583272

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest652133

2055Urban GeographyUral Championship 20151081249

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014821262

2113Survive the floodUniversity academic school olympiad in informatics 2019100428

2127Determinant of a GraphPetrozavodsk Summer 2018. t.me/umnik_team Contest92356

2128Rubina's SolitaireLater is better than never35883

2132Graph Decomposition. Version 2Later is better than never181418